21-41

Tri-Band ELT Whip Antenna

Antenna Finder Website Banner (1)
21 41

Tri-Band ELT Whip Antenna - 21-41

The 21-41 antenna is a multiple frequency emergency whip antenna for use in airborne applications.

  • Multi-Band
  • Rugged
  • Lightweight

Specifications

  • Electrical Specs
  • Mechanical Specs
  • Standard Specs

Electrical Specs

Minimum Frequency
121.5
Maximum Frequency
406
Impedence
50
Return Loss VSWR
121.5 ±1.8: ≤2.5:1;
Gain
>2 dBi at cardinal frequencies
Polarization
Vertical
Radiation Pattern Azimuth
Omnidirectional
Radiation Pattern Elevation
Peak Power Watts
Average Power Watts

Mechanical Specs

Full Dimensions LxWxH mm
434 x 23.4 x 23.4
Height Above Base Plate mm
434
Mass kg
0.14
Connector Type
BNC Type Female

Standard Specs

Altitude ft
35000
Continuous Operating Temperature Min - C
55
Continuous Operating Temperature Max C
95
Vibration
DO-160G, Section 8, Cat U2, Curves F&F1
Lightning
Standards
DO-160
14043 (2)

Get in touch

Chelton Limited, Marlow
The Chelton Centre
Fourth Avenue
Marlow
Buckinghamshire
SL7 1TF
United Kingdom
CAGE Code: U1907